Extech RH390 Precision Psychrometer

Model: RH390

Highest 2% RH accuracy with fast 30 seconds Response Time.

Sale Price $179.99 USD
Regular Price $199.99 USD
Availability 1 to 2 Weeks

Calibration Lab

Extech RH390 - Precision Psychrometer

Precision Psychrometer

Highest 2% RH Accuracy

With less than 30 second RH response time

Key Features:

  • Dual backlit display
  • Simultaneous display of: Humidity/Temperature Humidity/Dew Point Humidity/Wet Bulb
  • Slim design with rubberized sides for better grip and for one hand operation
  • Data Hold and Min/Max functions
  • Auto power off with disable and low battery indicator Complete with carrying case and 9V battery
Humidity0 to 100%RH
Temperature (internal)-4 to 140°F (-20 to 60°C)
Basic Accuracy±2%RH, ±3°F/2°C
Max. Resolution0.1%RH, 0.1°F/°C
Dewpoint-22 to 212°F (30 to 100°C)
Wet Bulb32 to 176 °F (0 to 80°C)
Dimensions7.8x1.7x1.3” (200x45x33mm)
Weight7oz (200g)
Click here for complete specifications on the Extech RH390

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